Anthony's fiancee was said to have thrown herself into the Thames - but Anthony has his own suspicions. Louisa - whose own identity is shrouded in layers of mystery - is convinced Hastings has a connection to a notorious brothel. But bringing Hastings to justice will be more perilous than they anticipate - and their partnership will be more heated than either expects. For it is not only Anthony's curiosity that Louisa arouses, and the two share something else: a thrilling attraction to danger...